19392100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2131}}^1$

素因数の和:2165

約数の個数: 72

約数和(自身を含む): 51816128

約数和(自身を除く): 32424028

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 650, 700, 910, 1300, 1820, 2131, 2275, 4262, 4550, 8524, 9100, 10655, 14917, 21310, 27703, 29834, 42620, 53275, 55406, 59668, 74585, 106550, 110812, 138515, 149170, 193921, 213100, 277030, 298340, 372925, 387842, 554060, 692575, 745850, 775684, 969605, 1385150, 1491700, 1939210, 2770300, 3878420, 4848025, 9696050, 19392100]

約数ペア:

[(1, 19392100), (2, 9696050), (4, 4848025), (5, 3878420), (7, 2770300), (10, 1939210), (13, 1491700), (14, 1385150), (20, 969605), (25, 775684), (26, 745850), (28, 692575), (35, 554060), (50, 387842), (52, 372925), (65, 298340), (70, 277030), (91, 213100), (100, 193921), (130, 149170), (140, 138515), (175, 110812), (182, 106550), (260, 74585), (325, 59668), (350, 55406), (364, 53275), (455, 42620), (650, 29834), (700, 27703), (910, 21310), (1300, 14917), (1820, 10655), (2131, 9100), (2275, 8524), (4262, 4550)]